RELATIVE MASS

• RELATIVE ATOMIC MASS SYMBOL?

  Ar
• DEFINITION OF RELATIVE ATOMIC MASS?

  mean mass of an atom of an element divided by one twelfth of the mean mass of an atom of the carbon-12 isotope
• RELATIVE ATOMIC MASS FORMULA?

  (average mass per atom of an element x 12)/ mass of one atom of carbon-12
• RELATIVE ISOTOPIC MASS DEFINITION?

  uses the mass of an isotope
• RELATIVE MOLECULAR MASS DEFINITION?

  uses the mass of a molecule
• RELATIVE FORMULA MASS DEFINITION?

  used for any formula of a species/ ion
• AVERAGE ATOMIC MASS FORMULA?

  ((atomic mass 1 x %) + (atomic mass 2 x %) + ...)/ total number of atoms
• WHAT WOULD THE TOTAL NUMBER OF ATOMS BE IF CALCULATING A PERCENTAGE AVERAGE ATOMIC MASS?

  100
• DEFINE RELATIVE ATOMIC MASS?

  average mass of 1 atom / 1/12 mass atom of 12C